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About us

Henderson Associates Architects, Inc. (HAA) is a full-service architectural firm located in Edwardsville, Illinois, founded by William Henderson in 1976.  For over a quarter of a century, HAA has provided innovative, functional, and cost effective architectural services for a diverse range of clients and project types, regionally and nationally.  After nearly a decade of field experience, Mr. Henderson’s son Jamie joined the firm in 1996 and became both president and owner in 1999.  The firm has prospered and expanded services under Jamie’s expert guidance.  Under his direction, the firm has produced many successful solutions for buildings, cityscapes, parks, and beautiful neighborhoods.  The firm has received several design awards and high praise from repeat clients.


We pride ourselves on maintaining a strong commitment to our client's needs, which has been the foundation for the firm's success and longevity. The practice of providing cost effective and site sensitive design solutions has always been and will continue to be our mission.

Meet Our Team

The People Who Make It Happen
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Jamie Henderson
Moose Henderson
Panting Specialist


Get in touch


309 N Main St

Edwardsville, IL 62025


Tel: 618.656.6618

Fax: 618.656.3899

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